What is an emerging disease?
Particularly over the last two decades
A disease with clinically distinct symptoms whose incidence has increased
A disease that occurs only occasionally and at unpredictable intervals
A disease that is always present in a population
Malaria is spread by
Exhaled droplets
Houseflies
Contact with an infected person
Mosquitoes
What is the minimum percentage of children which needs to be vaccinated successfully in order to achieve herd immunity to diphtheria;
100%
10%
50%
75%
The blood system combats infection by producing
Antibodies
Antigens
Antibiotics
Antiseptics
Which of these UN-affiliated organizations conducts major immunization campaigns in poor countries?
Food and Agricultural Organization
International Labor Organization
World Health Organization
Economic and Social Council
What is the vector for Lyme disease?
Deer tick
Parasitic worm
Bee
Mosquito
Which of the following are water-borne diseases ?
Influenza
Cholera
Anemia
Tuberculosis
What is an epidemic disease?
A global outbreak of disease
A disease with clinically distinct symptoms whose incidence has increased, particularly over the last two decades
A disease that occurs suddenly and spreads rapidly to many people
What parasitic worm can cause lung damage and severe malnutrition?
Staphylococcus
Ringworm
Giardia
Ascaris
BCG is used to protect against:
Rabies
Hepatitis B